header{
	color: red;
	text-align: center;
	padding: 20px;
}
div.content{
	margin-left: 10%;
	margin-right: 10%;
	display: flex;
	flex-direction: row;
	justify-content: center;
	flex-wrap: wrap;
	/*word-wrap: break-word;
	word-break: break-all;*/
}
nav{
	flex-shrink: 2;
	flex-grow: 1;
	flex-basis: 15%;
	margin: 10px;
}
section{
	flex-basis: 50%;
	flex-grow: 4;
	flex-shrink: 2;
	background-color: #E5E5E5;
	margin: 10px;
	padding: 10px;
	line-height: 30px;
}
hr{
	color: #b0b0b0;
}
code{
	color: #ffb300;
	background-color: #5f5f5f;
	padding: 5px 10px 5px 10px;
	border-radius: 5px;
	margin-left: 5px;
	margin-right: 5px;
	letter-spacing: 2px;
	font-weight: 600;
	height: 50px;
}
div.code{
	color: #ffb300;
	background-color: #5f5f5f;
	padding-left: 10px;
	padding-right: 10px;
	border-radius: 5px;
	margin-left: 5px;
	margin-right: 5px;
	border-style: inset;
	letter-spacing: 2px;
	font-weight: 600;
}
ul.left_nav{
	list-style-type: none;
	margin: 0;
	padding: 0;
	/*position: fixed;*/
	overflow: auto;
	background-color: #dcdcdc;
}
ul.left_nav li a{
	display: block;
	color: black;
	padding: 8px 16px;
	text-decoration: none;
}
ul.left_nav li a.active{
	font-weight: bold;
	background-color: red;
	color: white;
}
ul.left_nav li a:hover{
	background-color: red;
	color: white;
}
div.secret{
	font-size: xx-small;
	line-height: 10px;
	text-align: center;
}